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The typical connection for dry contacts in shown in Figure 7.
Dry contact
Normally closed (door)
Push Button
Normally open (Exit)
Figure 7: Clean contacts connection example
When the output loads exceed the maximum ratings for the internal
relays, external relays must be used as shown in Figure 8.
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input 1+
input 1-
input 2+
input 2-
+12V
N.O. position
Figure 8: External relays example
N.O. position
Lamp (Gate busy)
Electrolock
Ground
Lamp (Gate busy)
Electrolock
Connecting the Cables
Power supply
for lamp
Power supply
for lock
Power supply
for lamp
Power supply
for lock
Power supply
for relays
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